287191440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4342

約数の個数: 160

約数和(自身を含む): 1021363200

約数和(自身を除く): 734171760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4289, 4464, 5580, 6696, 7440, 8370, 8578, 11160, 12867, 13392, 16740, 17156, 21445, 22320, 25734, 33480, 34312, 38601, 42890, 51468, 64335, 66960, 68624, 77202, 85780, 102936, 115803, 128670, 132959, 154404, 171560, 193005, 205872, 231606, 257340, 265918, 308808, 343120, 386010, 398877, 463212, 514680, 531836, 579015, 617616, 664795, 772020, 797754, 926424, 1029360, 1063672, 1158030, 1196631, 1329590, 1544040, 1595508, 1852848, 1994385, 2127344, 2316060, 2393262, 2659180, 3088080, 3191016, 3589893, 3988770, 4632120, 4786524, 5318360, 5983155, 6382032, 7179786, 7977540, 9264240, 9573048, 10636720, 11966310, 14359572, 15955080, 17949465, 19146096, 23932620, 28719144, 31910160, 35898930, 47865240, 57438288, 71797860, 95730480, 143595720, 287191440]

約数ペア:

[(1, 287191440), (2, 143595720), (3, 95730480), (4, 71797860), (5, 57438288), (6, 47865240), (8, 35898930), (9, 31910160), (10, 28719144), (12, 23932620), (15, 19146096), (16, 17949465), (18, 15955080), (20, 14359572), (24, 11966310), (27, 10636720), (30, 9573048), (31, 9264240), (36, 7977540), (40, 7179786), (45, 6382032), (48, 5983155), (54, 5318360), (60, 4786524), (62, 4632120), (72, 3988770), (80, 3589893), (90, 3191016), (93, 3088080), (108, 2659180), (120, 2393262), (124, 2316060), (135, 2127344), (144, 1994385), (155, 1852848), (180, 1595508), (186, 1544040), (216, 1329590), (240, 1196631), (248, 1158030), (270, 1063672), (279, 1029360), (310, 926424), (360, 797754), (372, 772020), (432, 664795), (465, 617616), (496, 579015), (540, 531836), (558, 514680), (620, 463212), (720, 398877), (744, 386010), (837, 343120), (930, 308808), (1080, 265918), (1116, 257340), (1240, 231606), (1395, 205872), (1488, 193005), (1674, 171560), (1860, 154404), (2160, 132959), (2232, 128670), (2480, 115803), (2790, 102936), (3348, 85780), (3720, 77202), (4185, 68624), (4289, 66960), (4464, 64335), (5580, 51468), (6696, 42890), (7440, 38601), (8370, 34312), (8578, 33480), (11160, 25734), (12867, 22320), (13392, 21445), (16740, 17156)]